Apache Spark

Analyze ThingsBoard IoT Data in JupyterLab Using PySpark

After filtering and transforming telemetry from ThingsBoard into a clean Delta Lake table, you can begin exploring the data interactively […]

If you’ve already followed my previous guide to install JupyterLab, you might wonder how to use it for working with

Introduction Once you’ve synced ThingsBoard data into Delta Lake, including both entity data from PostgreSQL and time-series data from Cassandra,

This post shows how to keep a Delta Lake table synchronized with a PostgreSQL table using only Spark SQL and

This guide walks you through setting up Apache Kyuubi on a single-node Ubuntu 24.04 server, running on top of an

This guide shows how to mirror time-series data stored in ThingsBoard’s Cassandra database into a Delta Lake table using spark-sql.

This guide walks you through deploying Apache Spark 3.5.6 on a single-node Ubuntu 24.04 bare metal server using standalone mode.